About the Authors

Anat Fisher

anat.fisher@ti.ubc.ca

Affiliation Department of Anesthesiology, Pharmacology & Therapeutics, University of British Columbia, Vancouver, British Columbia, Canada

Ken Bassett

Affiliations Department of Anesthesiology, Pharmacology & Therapeutics, University of British Columbia, Vancouver, British Columbia, Canada, Department of Family Practice, University of British Columbia, Vancouver, British Columbia, Canada

Gautam Goel

Affiliation Department of Family and Community Medicine, University of Toronto, Toronto, Ontario, Canada

Dana Stanely

Affiliation Department of Anesthesiology, Pharmacology & Therapeutics, University of British Columbia, Vancouver, British Columbia, Canada

M. Alan Brookhart

Affiliation Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina, Chapel Hill, North Carolina, United States of America

Hugh R. Freeman

Affiliation Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada

James M. Wright

Affiliations Department of Anesthesiology, Pharmacology & Therapeutics, University of British Columbia, Vancouver, British Columbia, Canada, Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada

Colin R. Dormuth

Affiliation Department of Anesthesiology, Pharmacology & Therapeutics, University of British Columbia, Vancouver, British Columbia, Canada

Competing Interests

The authors have declared that no competing interests exist. Co-author Dr James M. Wright is a PLOS ONE Editorial Board member. This does not alter our adherence to PLOS ONE Editorial policies and criteria.

Author Contributions

Conceptualization: AF KB JMW CRD. Data curation: AF GG DS. Formal analysis: AF KB JMW CRD. Investigation: AF KB JMW CRD. Methodology: AF KB JMW CRD MAB. Project administration: AF JMW CRD. Software: AF. Supervision: AF KB JMW MAB HRF CRD. Validation: AF KB JMW MAB HRF CRD. Visualization: AF KB JMW MAB HRF CRD. Writing – original draft: AF GG DS KB JMW MAB HRF CRD. Writing – review & editing: AF GG DS KB JMW MAB HRF CRD.